And now that those shootings have been joined by the deaths of five Dallas police officers, Uberpaused its app for a minute at midnight “to reflect on gun violence.” Its acknowledgement of a painful week also includes a message when you launch the app, and peace signs instead of UberX cars on its maps.

Does such a gesture accomplish anything? I’m still pondering the matter. But it’s fascinating to watch tech giants wrestle with such questions for themselves.